Qiagen (QGEN) Upgraded to Buy: What Does It Mean for the Stock?

Qiagen (QGEN) could be a solid choice for investors given its recent upgrade to a Zacks Rank #2 (Buy). This upgrade is essentially a reflection of an upward trend in earnings estimates -- one of the most powerful forces impacting stock prices. Most Powerful Force Impacting Stock Prices As empirical research shows a strong correlation between trends in earnings estimate revisions and near-term stock movements, tracking such revisions for making an investment decision could be truly rewarding. Here is where t ...